+4.5%
CMCSA vs DGX
+19.5%
-15.0%
-9.6%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | DGX | Excess | Alpha |
|---|---|---|---|---|
| 1D | -6.6% | 0.0% | -6.6% | -6.6% |
| 7D | -8.3% | -2.2% | -6.1% | -8.4% |
| 30D | -2.4% | -0.9% | -1.5% | -2.4% |
| 3M | +4.5% | +15.6% | -11.1% | +5.6% |
| All | +4.5% | +19.5% | -15.0% | +5.6% |
Cumulative growth
Daily Returns
Daily percentage return beside DGX.
Daily Out/Under-Performance
Portfolio return minus DGX return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × DGX return. Early observations use the first valid beta; later observations use the trailing beta estimated for each date.
Cumulative Out/Under-Performance
Relative wealth over 3mo: compounded portfolio wealth divided by compounded DGX wealth, less one. Both series rebase at the selected span's start.
Cumulative Alpha
Compounded beta-adjusted residual returns apply the first valid beta to early observations, then the trailing beta ending on each date.
Updating return analytics…
3mo analysis · Full analysis span regression · Available span rolling